./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/cstrncat-alloca-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/cstrncat-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6371c4611e316d2d263767edd018a520ca95364feb4c5ab9be1def305b667b3d --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 17:07:34,391 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 17:07:34,393 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 17:07:34,413 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 17:07:34,413 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 17:07:34,414 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 17:07:34,415 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 17:07:34,417 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 17:07:34,419 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 17:07:34,420 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 17:07:34,421 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 17:07:34,422 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 17:07:34,422 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 17:07:34,423 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 17:07:34,424 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 17:07:34,425 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 17:07:34,426 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 17:07:34,427 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 17:07:34,429 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 17:07:34,430 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 17:07:34,432 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 17:07:34,433 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 17:07:34,434 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 17:07:34,435 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 17:07:34,439 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 17:07:34,439 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 17:07:34,439 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 17:07:34,440 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 17:07:34,441 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 17:07:34,442 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 17:07:34,442 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 17:07:34,443 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 17:07:34,443 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 17:07:34,444 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 17:07:34,445 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 17:07:34,445 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 17:07:34,446 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 17:07:34,446 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 17:07:34,446 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 17:07:34,447 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 17:07:34,447 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 17:07:34,448 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-12-13 17:07:34,470 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 17:07:34,470 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 17:07:34,471 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 17:07:34,471 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 17:07:34,472 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 17:07:34,472 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 17:07:34,472 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 17:07:34,473 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-12-13 17:07:34,473 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-12-13 17:07:34,473 INFO L138 SettingsManager]: * Use old map elimination=false [2022-12-13 17:07:34,473 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-12-13 17:07:34,473 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-12-13 17:07:34,473 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-12-13 17:07:34,474 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 17:07:34,474 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 17:07:34,474 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 17:07:34,474 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 17:07:34,474 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-12-13 17:07:34,474 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-12-13 17:07:34,474 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-12-13 17:07:34,475 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 17:07:34,475 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-12-13 17:07:34,475 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 17:07:34,475 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-12-13 17:07:34,475 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 17:07:34,475 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 17:07:34,475 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 17:07:34,475 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 17:07:34,476 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-12-13 17:07:34,476 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6371c4611e316d2d263767edd018a520ca95364feb4c5ab9be1def305b667b3d [2022-12-13 17:07:34,642 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 17:07:34,660 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 17:07:34,662 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 17:07:34,663 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 17:07:34,663 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 17:07:34,664 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/termination-memory-alloca/cstrncat-alloca-1.i [2022-12-13 17:07:37,160 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 17:07:37,339 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 17:07:37,340 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/sv-benchmarks/c/termination-memory-alloca/cstrncat-alloca-1.i [2022-12-13 17:07:37,347 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/data/c77ebc57e/baf3e734644b4fd2b276fc42e063d55b/FLAG1844b28b7 [2022-12-13 17:07:37,750 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/data/c77ebc57e/baf3e734644b4fd2b276fc42e063d55b [2022-12-13 17:07:37,757 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 17:07:37,760 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 17:07:37,763 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 17:07:37,763 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 17:07:37,768 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 17:07:37,768 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 05:07:37" (1/1) ... [2022-12-13 17:07:37,769 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b674a02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:07:37, skipping insertion in model container [2022-12-13 17:07:37,770 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 05:07:37" (1/1) ... [2022-12-13 17:07:37,776 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 17:07:37,798 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 17:07:37,978 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 17:07:37,986 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 17:07:38,013 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 17:07:38,028 INFO L208 MainTranslator]: Completed translation [2022-12-13 17:07:38,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:07:38 WrapperNode [2022-12-13 17:07:38,028 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 17:07:38,029 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 17:07:38,029 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 17:07:38,029 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 17:07:38,034 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:07:38" (1/1) ... [2022-12-13 17:07:38,042 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:07:38" (1/1) ... [2022-12-13 17:07:38,055 INFO L138 Inliner]: procedures = 111, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 82 [2022-12-13 17:07:38,056 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 17:07:38,056 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 17:07:38,056 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 17:07:38,056 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 17:07:38,062 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:07:38" (1/1) ... [2022-12-13 17:07:38,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:07:38" (1/1) ... [2022-12-13 17:07:38,064 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:07:38" (1/1) ... [2022-12-13 17:07:38,064 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:07:38" (1/1) ... [2022-12-13 17:07:38,068 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:07:38" (1/1) ... [2022-12-13 17:07:38,070 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:07:38" (1/1) ... [2022-12-13 17:07:38,071 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:07:38" (1/1) ... [2022-12-13 17:07:38,072 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:07:38" (1/1) ... [2022-12-13 17:07:38,073 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 17:07:38,074 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 17:07:38,074 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 17:07:38,074 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 17:07:38,075 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:07:38" (1/1) ... [2022-12-13 17:07:38,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:07:38,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:07:38,098 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:07:38,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-12-13 17:07:38,129 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 17:07:38,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 17:07:38,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 17:07:38,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 17:07:38,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 17:07:38,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 17:07:38,207 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 17:07:38,209 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 17:07:38,329 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 17:07:38,333 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 17:07:38,333 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-13 17:07:38,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 05:07:38 BoogieIcfgContainer [2022-12-13 17:07:38,335 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 17:07:38,335 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-12-13 17:07:38,335 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-12-13 17:07:38,338 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-12-13 17:07:38,339 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 17:07:38,339 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.12 05:07:37" (1/3) ... [2022-12-13 17:07:38,339 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@35166e5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 05:07:38, skipping insertion in model container [2022-12-13 17:07:38,340 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 17:07:38,340 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:07:38" (2/3) ... [2022-12-13 17:07:38,340 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@35166e5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 05:07:38, skipping insertion in model container [2022-12-13 17:07:38,340 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 17:07:38,340 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 05:07:38" (3/3) ... [2022-12-13 17:07:38,341 INFO L332 chiAutomizerObserver]: Analyzing ICFG cstrncat-alloca-1.i [2022-12-13 17:07:38,380 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-12-13 17:07:38,380 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-12-13 17:07:38,380 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-12-13 17:07:38,380 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-12-13 17:07:38,380 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-12-13 17:07:38,381 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-12-13 17:07:38,381 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-12-13 17:07:38,381 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-12-13 17:07:38,384 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.588235294117647) internal successors, (27), 17 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 17:07:38,396 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-12-13 17:07:38,396 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 17:07:38,396 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 17:07:38,399 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-12-13 17:07:38,400 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 17:07:38,400 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-12-13 17:07:38,400 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.588235294117647) internal successors, (27), 17 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 17:07:38,401 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-12-13 17:07:38,401 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 17:07:38,401 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 17:07:38,401 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-12-13 17:07:38,401 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 17:07:38,407 INFO L748 eck$LassoCheckResult]: Stem: 14#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~ret15#1.base, main_#t~ret15#1.offset, main_~length1~0#1, main_~length2~0#1, main_~n~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1;main_~length2~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;main_~n~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 15#L564true assume !(main_~length1~0#1 < 1); 16#L564-2true assume !(main_~length2~0#1 < 1); 4#L567-1true assume !(main_~n~0#1 < 1); 17#L570-1true assume !(main_~length1~0#1 < main_~n~0#1 || main_~length1~0#1 - main_~n~0#1 < main_~length2~0#1);call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - main_~n~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrncat } true;cstrncat_#in~s1#1.base, cstrncat_#in~s1#1.offset, cstrncat_#in~s2#1.base, cstrncat_#in~s2#1.offset, cstrncat_#in~n#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~n~0#1;havoc cstrncat_#res#1.base, cstrncat_#res#1.offset;havoc cstrncat_#t~post3#1.base, cstrncat_#t~post3#1.offset, cstrncat_#t~mem2#1, cstrncat_#t~post7#1, cstrncat_#t~post8#1.base, cstrncat_#t~post8#1.offset, cstrncat_#t~post4#1.base, cstrncat_#t~post4#1.offset, cstrncat_#t~mem5#1, cstrncat_#t~short6#1, cstrncat_#t~mem9#1, cstrncat_~s1#1.base, cstrncat_~s1#1.offset, cstrncat_~s2#1.base, cstrncat_~s2#1.offset, cstrncat_~n#1, cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset;cstrncat_~s1#1.base, cstrncat_~s1#1.offset := cstrncat_#in~s1#1.base, cstrncat_#in~s1#1.offset;cstrncat_~s2#1.base, cstrncat_~s2#1.offset := cstrncat_#in~s2#1.base, cstrncat_#in~s2#1.offset;cstrncat_~n#1 := cstrncat_#in~n#1;cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset := cstrncat_~s1#1.base, cstrncat_~s1#1.offset; 8#L550-3true [2022-12-13 17:07:38,407 INFO L750 eck$LassoCheckResult]: Loop: 8#L550-3true call cstrncat_#t~mem2#1 := read~int(cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset, 1); 18#L550-1true assume !!(0 != cstrncat_#t~mem2#1);havoc cstrncat_#t~mem2#1;cstrncat_#t~post3#1.base, cstrncat_#t~post3#1.offset := cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset;cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset := cstrncat_#t~post3#1.base, 1 + cstrncat_#t~post3#1.offset;havoc cstrncat_#t~post3#1.base, cstrncat_#t~post3#1.offset; 8#L550-3true [2022-12-13 17:07:38,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:07:38,420 INFO L85 PathProgramCache]: Analyzing trace with hash 889572367, now seen corresponding path program 1 times [2022-12-13 17:07:38,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:07:38,427 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765585796] [2022-12-13 17:07:38,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:07:38,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:07:38,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 17:07:38,519 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 17:07:38,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 17:07:38,551 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 17:07:38,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:07:38,554 INFO L85 PathProgramCache]: Analyzing trace with hash 1926, now seen corresponding path program 1 times [2022-12-13 17:07:38,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:07:38,554 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889512771] [2022-12-13 17:07:38,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:07:38,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:07:38,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 17:07:38,561 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 17:07:38,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 17:07:38,565 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 17:07:38,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:07:38,567 INFO L85 PathProgramCache]: Analyzing trace with hash 180553748, now seen corresponding path program 1 times [2022-12-13 17:07:38,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:07:38,567 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295124133] [2022-12-13 17:07:38,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:07:38,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:07:38,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 17:07:38,592 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 17:07:38,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 17:07:38,613 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 17:07:39,259 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 17:07:39,260 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 17:07:39,260 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 17:07:39,261 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 17:07:39,261 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 17:07:39,261 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:07:39,261 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 17:07:39,261 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 17:07:39,261 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrncat-alloca-1.i_Iteration1_Lasso [2022-12-13 17:07:39,261 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 17:07:39,261 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 17:07:39,281 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:07:39,289 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:07:39,290 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:07:39,292 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:07:39,295 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:07:39,297 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:07:39,298 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:07:39,300 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:07:39,302 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:07:39,304 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:07:39,305 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:07:39,307 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:07:39,309 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:07:39,311 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:07:39,312 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:07:39,314 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:07:39,315 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:07:39,317 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:07:39,318 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:07:39,320 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:07:39,322 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:07:39,324 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:07:39,326 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:07:39,734 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:07:39,735 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:07:40,275 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 17:07:40,279 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 17:07:40,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:07:40,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:07:40,281 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:07:40,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-12-13 17:07:40,283 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:07:40,294 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:07:40,294 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:07:40,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:07:40,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:07:40,295 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:07:40,297 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:07:40,297 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:07:40,299 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:07:40,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-12-13 17:07:40,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:07:40,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:07:40,304 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:07:40,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-12-13 17:07:40,307 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:07:40,316 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:07:40,317 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:07:40,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:07:40,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:07:40,317 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:07:40,317 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:07:40,318 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:07:40,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:07:40,321 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2022-12-13 17:07:40,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:07:40,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:07:40,323 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:07:40,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-12-13 17:07:40,325 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:07:40,335 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:07:40,335 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:07:40,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:07:40,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:07:40,336 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:07:40,336 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:07:40,336 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:07:40,338 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:07:40,340 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2022-12-13 17:07:40,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:07:40,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:07:40,342 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:07:40,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-12-13 17:07:40,344 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:07:40,354 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:07:40,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:07:40,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:07:40,355 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:07:40,357 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:07:40,357 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:07:40,360 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:07:40,363 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2022-12-13 17:07:40,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:07:40,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:07:40,364 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:07:40,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-12-13 17:07:40,366 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:07:40,376 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:07:40,377 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:07:40,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:07:40,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:07:40,377 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:07:40,378 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:07:40,378 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:07:40,379 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:07:40,382 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2022-12-13 17:07:40,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:07:40,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:07:40,383 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:07:40,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-12-13 17:07:40,385 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:07:40,395 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:07:40,395 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:07:40,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:07:40,396 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:07:40,396 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:07:40,396 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:07:40,396 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:07:40,397 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:07:40,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2022-12-13 17:07:40,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:07:40,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:07:40,401 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:07:40,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-12-13 17:07:40,403 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:07:40,414 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:07:40,414 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:07:40,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:07:40,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:07:40,414 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:07:40,415 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:07:40,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:07:40,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:07:40,419 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-12-13 17:07:40,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:07:40,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:07:40,420 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:07:40,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-12-13 17:07:40,422 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:07:40,432 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:07:40,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:07:40,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:07:40,432 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:07:40,434 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:07:40,434 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:07:40,438 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:07:40,440 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2022-12-13 17:07:40,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:07:40,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:07:40,442 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:07:40,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-12-13 17:07:40,444 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:07:40,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:07:40,454 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:07:40,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:07:40,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:07:40,454 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:07:40,455 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:07:40,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:07:40,456 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:07:40,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2022-12-13 17:07:40,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:07:40,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:07:40,460 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:07:40,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-12-13 17:07:40,462 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:07:40,472 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:07:40,472 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:07:40,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:07:40,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:07:40,473 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:07:40,473 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:07:40,473 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:07:40,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:07:40,478 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-12-13 17:07:40,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:07:40,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:07:40,479 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:07:40,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-12-13 17:07:40,481 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:07:40,491 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:07:40,492 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:07:40,492 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:07:40,492 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:07:40,492 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:07:40,492 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:07:40,493 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:07:40,494 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:07:40,496 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2022-12-13 17:07:40,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:07:40,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:07:40,497 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:07:40,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-12-13 17:07:40,499 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:07:40,509 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:07:40,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:07:40,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:07:40,509 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:07:40,511 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:07:40,511 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:07:40,514 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:07:40,516 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2022-12-13 17:07:40,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:07:40,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:07:40,517 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:07:40,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-12-13 17:07:40,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:07:40,530 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:07:40,530 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:07:40,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:07:40,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:07:40,530 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:07:40,530 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:07:40,531 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:07:40,532 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:07:40,534 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2022-12-13 17:07:40,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:07:40,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:07:40,535 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:07:40,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-12-13 17:07:40,537 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:07:40,547 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:07:40,547 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:07:40,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:07:40,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:07:40,547 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:07:40,548 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:07:40,548 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:07:40,549 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:07:40,552 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-12-13 17:07:40,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:07:40,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:07:40,553 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:07:40,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-12-13 17:07:40,555 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:07:40,564 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:07:40,565 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:07:40,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:07:40,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:07:40,565 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:07:40,565 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:07:40,565 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:07:40,566 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:07:40,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-12-13 17:07:40,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:07:40,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:07:40,570 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:07:40,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-12-13 17:07:40,572 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:07:40,582 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:07:40,582 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:07:40,582 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:07:40,582 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:07:40,582 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:07:40,583 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:07:40,583 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:07:40,584 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:07:40,586 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-12-13 17:07:40,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:07:40,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:07:40,587 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:07:40,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-12-13 17:07:40,590 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:07:40,599 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:07:40,600 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:07:40,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:07:40,600 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:07:40,600 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:07:40,600 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:07:40,600 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:07:40,602 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:07:40,604 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-12-13 17:07:40,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:07:40,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:07:40,605 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:07:40,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-12-13 17:07:40,608 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:07:40,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:07:40,617 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:07:40,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:07:40,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:07:40,618 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:07:40,618 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:07:40,618 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:07:40,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:07:40,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2022-12-13 17:07:40,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:07:40,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:07:40,623 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:07:40,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-12-13 17:07:40,625 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:07:40,635 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:07:40,635 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:07:40,635 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:07:40,635 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:07:40,637 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:07:40,637 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:07:40,640 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:07:40,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2022-12-13 17:07:40,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:07:40,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:07:40,643 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:07:40,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-12-13 17:07:40,645 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:07:40,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:07:40,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:07:40,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:07:40,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:07:40,656 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:07:40,656 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:07:40,656 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:07:40,658 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:07:40,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-12-13 17:07:40,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:07:40,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:07:40,662 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:07:40,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-12-13 17:07:40,664 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:07:40,674 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:07:40,674 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:07:40,674 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:07:40,674 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:07:40,674 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:07:40,675 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:07:40,675 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:07:40,676 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:07:40,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2022-12-13 17:07:40,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:07:40,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:07:40,679 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:07:40,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-12-13 17:07:40,681 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:07:40,691 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:07:40,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:07:40,691 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:07:40,691 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:07:40,693 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:07:40,693 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:07:40,696 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:07:40,698 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2022-12-13 17:07:40,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:07:40,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:07:40,699 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:07:40,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-12-13 17:07:40,701 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:07:40,711 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:07:40,712 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:07:40,712 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:07:40,712 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:07:40,718 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:07:40,719 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:07:40,730 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:07:40,732 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2022-12-13 17:07:40,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:07:40,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:07:40,733 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:07:40,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-12-13 17:07:40,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:07:40,745 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:07:40,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:07:40,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:07:40,745 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:07:40,747 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:07:40,747 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:07:40,749 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:07:40,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2022-12-13 17:07:40,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:07:40,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:07:40,753 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:07:40,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-12-13 17:07:40,755 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:07:40,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:07:40,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:07:40,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:07:40,765 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:07:40,767 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:07:40,767 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:07:40,770 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:07:40,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-12-13 17:07:40,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:07:40,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:07:40,774 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:07:40,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-12-13 17:07:40,776 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:07:40,786 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:07:40,786 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:07:40,786 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:07:40,786 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-12-13 17:07:40,786 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:07:40,787 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-12-13 17:07:40,787 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:07:40,789 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:07:40,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-12-13 17:07:40,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:07:40,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:07:40,793 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:07:40,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-12-13 17:07:40,795 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:07:40,805 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:07:40,805 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:07:40,805 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:07:40,805 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:07:40,807 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:07:40,807 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:07:40,810 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:07:40,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2022-12-13 17:07:40,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:07:40,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:07:40,813 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:07:40,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-12-13 17:07:40,815 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:07:40,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:07:40,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:07:40,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:07:40,826 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:07:40,828 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:07:40,828 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:07:40,831 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:07:40,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-12-13 17:07:40,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:07:40,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:07:40,835 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:07:40,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-12-13 17:07:40,837 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:07:40,847 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:07:40,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:07:40,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:07:40,848 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:07:40,857 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:07:40,857 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:07:40,879 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 17:07:40,981 INFO L443 ModelExtractionUtils]: Simplification made 31 calls to the SMT solver. [2022-12-13 17:07:40,981 INFO L444 ModelExtractionUtils]: 16 out of 58 variables were initially zero. Simplification set additionally 37 variables to zero. [2022-12-13 17:07:40,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:07:40,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:07:41,007 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:07:41,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-12-13 17:07:41,009 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 17:07:41,020 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-12-13 17:07:41,020 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 17:07:41,021 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrncat_~s~0#1.offset, ULTIMATE.start_main_~length1~0#1) = -2*ULTIMATE.start_cstrncat_~s~0#1.offset + 18446744073709551615*ULTIMATE.start_main_~length1~0#1 Supporting invariants [-2*v_rep(select #length ULTIMATE.start_main_#t~malloc13#1.base)_1 + 18446744073709551615*ULTIMATE.start_main_~length1~0#1 >= 0] [2022-12-13 17:07:41,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-12-13 17:07:41,069 INFO L156 tatePredicateManager]: 9 out of 12 supporting invariants were superfluous and have been removed [2022-12-13 17:07:41,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:07:41,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:07:41,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-13 17:07:41,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 17:07:41,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:07:41,180 WARN L261 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-13 17:07:41,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 17:07:41,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 17:07:41,241 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2022-12-13 17:07:41,243 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 18 states, 17 states have (on average 1.588235294117647) internal successors, (27), 17 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 5 states, 5 states have (on average 1.6) internal successors, (8), 5 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 17:07:41,335 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 18 states, 17 states have (on average 1.588235294117647) internal successors, (27), 17 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 5 states, 5 states have (on average 1.6) internal successors, (8), 5 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 50 states and 73 transitions. Complement of second has 10 states. [2022-12-13 17:07:41,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2022-12-13 17:07:41,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.6) internal successors, (8), 5 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 17:07:41,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 48 transitions. [2022-12-13 17:07:41,344 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 48 transitions. Stem has 6 letters. Loop has 2 letters. [2022-12-13 17:07:41,345 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 17:07:41,345 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 48 transitions. Stem has 8 letters. Loop has 2 letters. [2022-12-13 17:07:41,345 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 17:07:41,345 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 48 transitions. Stem has 6 letters. Loop has 4 letters. [2022-12-13 17:07:41,345 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 17:07:41,346 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 50 states and 73 transitions. [2022-12-13 17:07:41,348 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-12-13 17:07:41,352 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 50 states to 20 states and 27 transitions. [2022-12-13 17:07:41,353 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2022-12-13 17:07:41,353 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2022-12-13 17:07:41,353 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 27 transitions. [2022-12-13 17:07:41,354 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 17:07:41,354 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 27 transitions. [2022-12-13 17:07:41,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 27 transitions. [2022-12-13 17:07:41,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 19. [2022-12-13 17:07:41,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.368421052631579) internal successors, (26), 18 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 17:07:41,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 26 transitions. [2022-12-13 17:07:41,378 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 26 transitions. [2022-12-13 17:07:41,378 INFO L428 stractBuchiCegarLoop]: Abstraction has 19 states and 26 transitions. [2022-12-13 17:07:41,378 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-12-13 17:07:41,378 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 26 transitions. [2022-12-13 17:07:41,379 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-12-13 17:07:41,379 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 17:07:41,379 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 17:07:41,380 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:07:41,380 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-12-13 17:07:41,380 INFO L748 eck$LassoCheckResult]: Stem: 187#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 188#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~ret15#1.base, main_#t~ret15#1.offset, main_~length1~0#1, main_~length2~0#1, main_~n~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1;main_~length2~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;main_~n~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 189#L564 assume !(main_~length1~0#1 < 1); 190#L564-2 assume !(main_~length2~0#1 < 1); 185#L567-1 assume !(main_~n~0#1 < 1); 186#L570-1 assume !(main_~length1~0#1 < main_~n~0#1 || main_~length1~0#1 - main_~n~0#1 < main_~length2~0#1);call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - main_~n~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrncat } true;cstrncat_#in~s1#1.base, cstrncat_#in~s1#1.offset, cstrncat_#in~s2#1.base, cstrncat_#in~s2#1.offset, cstrncat_#in~n#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~n~0#1;havoc cstrncat_#res#1.base, cstrncat_#res#1.offset;havoc cstrncat_#t~post3#1.base, cstrncat_#t~post3#1.offset, cstrncat_#t~mem2#1, cstrncat_#t~post7#1, cstrncat_#t~post8#1.base, cstrncat_#t~post8#1.offset, cstrncat_#t~post4#1.base, cstrncat_#t~post4#1.offset, cstrncat_#t~mem5#1, cstrncat_#t~short6#1, cstrncat_#t~mem9#1, cstrncat_~s1#1.base, cstrncat_~s1#1.offset, cstrncat_~s2#1.base, cstrncat_~s2#1.offset, cstrncat_~n#1, cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset;cstrncat_~s1#1.base, cstrncat_~s1#1.offset := cstrncat_#in~s1#1.base, cstrncat_#in~s1#1.offset;cstrncat_~s2#1.base, cstrncat_~s2#1.offset := cstrncat_#in~s2#1.base, cstrncat_#in~s2#1.offset;cstrncat_~n#1 := cstrncat_#in~n#1;cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset := cstrncat_~s1#1.base, cstrncat_~s1#1.offset; 191#L550-3 call cstrncat_#t~mem2#1 := read~int(cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset, 1); 192#L550-1 assume !(0 != cstrncat_#t~mem2#1);havoc cstrncat_#t~mem2#1; 183#L552-4 cstrncat_#t~short6#1 := 0 != cstrncat_~n#1; 184#L552 assume !cstrncat_#t~short6#1; 194#L552-2 assume !!cstrncat_#t~short6#1;havoc cstrncat_#t~post4#1.base, cstrncat_#t~post4#1.offset;havoc cstrncat_#t~mem5#1;havoc cstrncat_#t~short6#1;cstrncat_#t~post7#1 := cstrncat_~n#1;cstrncat_~n#1 := cstrncat_#t~post7#1 - 1;havoc cstrncat_#t~post7#1;cstrncat_#t~post8#1.base, cstrncat_#t~post8#1.offset := cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset;cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset := cstrncat_#t~post8#1.base, 1 + cstrncat_#t~post8#1.offset;havoc cstrncat_#t~post8#1.base, cstrncat_#t~post8#1.offset; 195#L552-4 cstrncat_#t~short6#1 := 0 != cstrncat_~n#1; 182#L552 [2022-12-13 17:07:41,380 INFO L750 eck$LassoCheckResult]: Loop: 182#L552 assume !cstrncat_#t~short6#1; 178#L552-2 assume !!cstrncat_#t~short6#1;havoc cstrncat_#t~post4#1.base, cstrncat_#t~post4#1.offset;havoc cstrncat_#t~mem5#1;havoc cstrncat_#t~short6#1;cstrncat_#t~post7#1 := cstrncat_~n#1;cstrncat_~n#1 := cstrncat_#t~post7#1 - 1;havoc cstrncat_#t~post7#1;cstrncat_#t~post8#1.base, cstrncat_#t~post8#1.offset := cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset;cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset := cstrncat_#t~post8#1.base, 1 + cstrncat_#t~post8#1.offset;havoc cstrncat_#t~post8#1.base, cstrncat_#t~post8#1.offset; 179#L552-4 cstrncat_#t~short6#1 := 0 != cstrncat_~n#1; 182#L552 [2022-12-13 17:07:41,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:07:41,381 INFO L85 PathProgramCache]: Analyzing trace with hash 1662025132, now seen corresponding path program 1 times [2022-12-13 17:07:41,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:07:41,381 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479352631] [2022-12-13 17:07:41,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:07:41,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:07:41,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:07:41,447 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 17:07:41,447 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:07:41,447 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [479352631] [2022-12-13 17:07:41,448 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [479352631] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:07:41,448 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:07:41,448 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 17:07:41,448 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956118336] [2022-12-13 17:07:41,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:07:41,450 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 17:07:41,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:07:41,450 INFO L85 PathProgramCache]: Analyzing trace with hash 76643, now seen corresponding path program 1 times [2022-12-13 17:07:41,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:07:41,451 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [940769413] [2022-12-13 17:07:41,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:07:41,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:07:41,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:07:41,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 17:07:41,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:07:41,461 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [940769413] [2022-12-13 17:07:41,461 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [940769413] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:07:41,461 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:07:41,461 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 17:07:41,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095993621] [2022-12-13 17:07:41,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:07:41,462 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-12-13 17:07:41,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:07:41,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 17:07:41,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 17:07:41,465 INFO L87 Difference]: Start difference. First operand 19 states and 26 transitions. cyclomatic complexity: 10 Second operand has 3 states, 3 states have (on average 1.0) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 17:07:41,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:07:41,475 INFO L93 Difference]: Finished difference Result 18 states and 22 transitions. [2022-12-13 17:07:41,475 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 22 transitions. [2022-12-13 17:07:41,476 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-12-13 17:07:41,476 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 0 states and 0 transitions. [2022-12-13 17:07:41,476 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-12-13 17:07:41,476 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-12-13 17:07:41,476 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-12-13 17:07:41,476 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 17:07:41,476 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 17:07:41,476 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 17:07:41,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 17:07:41,477 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 17:07:41,478 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-12-13 17:07:41,478 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-12-13 17:07:41,478 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-12-13 17:07:41,478 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-12-13 17:07:41,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.12 05:07:41 BoogieIcfgContainer [2022-12-13 17:07:41,484 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-12-13 17:07:41,484 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 17:07:41,484 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 17:07:41,484 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 17:07:41,485 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 05:07:38" (3/4) ... [2022-12-13 17:07:41,487 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 17:07:41,487 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 17:07:41,487 INFO L158 Benchmark]: Toolchain (without parser) took 3728.06ms. Allocated memory is still 132.1MB. Free memory was 97.3MB in the beginning and 55.0MB in the end (delta: 42.3MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. [2022-12-13 17:07:41,488 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 109.1MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 17:07:41,488 INFO L158 Benchmark]: CACSL2BoogieTranslator took 265.87ms. Allocated memory is still 132.1MB. Free memory was 97.1MB in the beginning and 81.3MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-13 17:07:41,488 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.79ms. Allocated memory is still 132.1MB. Free memory was 81.3MB in the beginning and 79.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 17:07:41,489 INFO L158 Benchmark]: Boogie Preprocessor took 17.38ms. Allocated memory is still 132.1MB. Free memory was 79.2MB in the beginning and 77.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 17:07:41,489 INFO L158 Benchmark]: RCFGBuilder took 260.81ms. Allocated memory is still 132.1MB. Free memory was 77.8MB in the beginning and 65.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-13 17:07:41,489 INFO L158 Benchmark]: BuchiAutomizer took 3148.58ms. Allocated memory is still 132.1MB. Free memory was 65.3MB in the beginning and 55.0MB in the end (delta: 10.2MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2022-12-13 17:07:41,489 INFO L158 Benchmark]: Witness Printer took 2.64ms. Allocated memory is still 132.1MB. Free memory is still 55.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 17:07:41,491 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 109.1MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 265.87ms. Allocated memory is still 132.1MB. Free memory was 97.1MB in the beginning and 81.3MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.79ms. Allocated memory is still 132.1MB. Free memory was 81.3MB in the beginning and 79.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.38ms. Allocated memory is still 132.1MB. Free memory was 79.2MB in the beginning and 77.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 260.81ms. Allocated memory is still 132.1MB. Free memory was 77.8MB in the beginning and 65.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 3148.58ms. Allocated memory is still 132.1MB. Free memory was 65.3MB in the beginning and 55.0MB in the end (delta: 10.2MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. * Witness Printer took 2.64ms. Allocated memory is still 132.1MB. Free memory is still 55.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function 18446744073709551615 * length1 + -2 * s and consists of 7 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.1s and 3 iterations. TraceHistogramMax:2. Analysis of lassos took 2.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 36 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 36 mSDsluCounter, 55 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 23 mSDsCounter, 13 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 24 IncrementalHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 13 mSolverCounterUnsat, 32 mSDtfsCounter, 24 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI1 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital208 mio100 ax108 hnf100 lsp89 ukn85 mio100 lsp57 div170 bol100 ite100 ukn100 eq165 hnf91 smp73 dnf100 smp100 tf100 neg98 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 19ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-12-13 17:07:41,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2022-12-13 17:07:41,702 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b62d2f-57ae-47fa-9029-6752e03768f3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE